Advertisements
Advertisements
प्रश्न
The king, queen and jack of clubs are removed from a deck of 52 playing cards and the remaining cards are shuffled. A card is drawn from the remaining cards. Find the
probability of getting a card of heart
उत्तर
Total no. of remaining cards = 52 – 3 = 49
E⟶ event of getting hearts
No. of favorable outcomes = 3 {4 – 1}
Probability, P(E) =`"No.of favorable outcomes"/"Total no.of possible outcomes"`
P(E) = 13/49
APPEARS IN
संबंधित प्रश्न
A die is thrown twice. What is the probability that
- 5 will not come up either time?
- 5 will come up at least once?
[Hint: Throwinga die twice and throwing two dice simultaneously are treated as the same experiment].
What is the probability that an ordinary year has 53 Sundays?
A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is Red or white
Fill in blank:
Every elementary event associated to a random experiment has........... probability.
A die is thrown 450 times and frequencies of the outcomes 1,2,3,4,5,6 were noted as given in the following table
| outcomes | 1 | 2 | 3 | 4 | 5 | 6 |
| Frequency | 73 | 70 | 74 | 75 | 80 | 78 |
(iii) a number > 4
A bag contains slips numbered from 1 to 100. If Fatima chooses a slip at random from the bag, it will either be an odd number or an even number. Since this situation has only two possible outcomes, so, the probability of each is `1/2`. Justify
The king, queen and jack of clubs are removed from a deck of 52 playing cards and then well shuffled. Now one card is drawn at random from the remaining cards. Determine the probability that the card is a king.
An integer is chosen between 0 and 100. What is the probability that it is divisible by 7?
A card is drawn at random from a well-shuffled pack of 52 cards. The probability that the card drawn is not an ace is ______.
A bag contains 30 discs numbered from 1 to 30. One disc is drawn at random from the bag. Find the probability that it bears a number divisible by 6.
